单项选择题

Speech is_______.

A．an action that is governed by instinct
B．an action has to be learned
C．an action that can't become automatic
D．an action that is seldom repeated
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单项选择题
The passage is mainly about ______.
A．Mensa
B．Purpose of IQ tests
C．Development of IQ tests
D．History of IQ tests
单项选择题
If a person's score on an IQ test is 170 ______.
A．it shows he is exceptionally intelligent
B．it shows that he is an average person
C．it doesn't show he is smart
D．it shows that he is the cleverest man in the world
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